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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W5MJH callsign genealogy

Currently held by Helms, Michael J

The FCC publishes a previous_call_sign on every amateur license — a self-link to the licensee's prior callsign. Following those links produces the chain below.

Previous callsigns

Older callsigns held by W5MJH's current licensee, walking backwards.

  1. N0MJHcancelled· T
    Helms, Michael JLAgranted 2017-03-03cancelled 2019-03-05
  2. KM4ZXHcancelled· T
    Helms, Michael JNCgranted 2016-12-27cancelled 2017-03-03

Successor callsigns

Callsigns held now by people who previously held W5MJH.

  1. NR5Zactive· E
    HUNZELMAN, MURRAY JTXgranted 2020-02-12
  2. N4MJHactive· T
    HUFF, MICHAEL JTNgranted 2017-02-14

All historical holders

Every license row we've seen with the callsign W5MJH, oldest first.

  • HUNZELMAN, MURRAY J TX
    1998-05-11 → cancelled 2000-04-25
  • HUFF, MICHAEL J TN
    2007-10-27 → cancelled 2017-02-14
  • Helms, Michael J LA
    2019-03-05 active
← Back to W5MJH License history →